NATIONALSENIOR CERTIFICATE
GRADE 12
ENGINEERING GRAPHICS AND DESIGN P1
FEBRUARY/MARCH 2016

INSTRUCTIONS AND INFORMATION

1. This question paper consists of FOUR questions
2. Answer ALL the questions
3. All drawing are in first-angle orthographic design projection, unless otherwise stated
4. ALL drawings must be completed using instruments, unless otherwse stated
5. ALL answers must be drawn neatly
6. ALL the questions must be answered on the QUESTION PAPER as instructed
7. ALL the pages, irrespective of whether the question was attempted or not, must be re-stapled in numerical sequence in the TOP LEFT-HAND CORNER ONLY
8. Proper planning is essential in order to complete all the questions
9. Print your examination number in the block provided on every page
10. Any details or dimensions not given must be assumed in good proportion

QUESTION 1: ANALYTICAL (CIVIL)

Given: 

The site plan of an existing station with a proposed new workshop underground fuel storage tanks and future roof, a title panel and table of questions. The drawing has not been prepared to the indicated scale.

Instructions:

Complete the table below by neatly answering the questions, which refer to the accompanying drawing and title panel.

QUESTION 2: SOLID GEOMETRY

Given:

The front view and an auxillary view of a truncated right regualr hexagonal pyramid with a centrally placed right square pyramidal hole.

Instructions: Draw to scale 1:1, the following views of the solid:

2.1 The given front view

2.2 The top view

2.3 The left view

• Show ALL hidden detail
• Show ALL necessary construction                                                                                                                                 [40]

QUESTION 3: PERSPECTIVE

Given:

Three views of a double storey dwelling and the information needed to draw a two point perspective drawing.

PP - Picrute Plane

HL- Horizontal Line

HL - Ground line

SP - Station Point

Instructions:

Complete the perspective drawing

• Align the drawing sheet with the Ground Line (GL)
• Determine and label the vanishing points
• Show ALL necessary construction
• NO hidden detail is required                                                                                                                                             [39]

QUESTION 4: CIVIL DRAWING

Given:

• The incomplete south-east elevation of a new garage and washroom showing the wakks, the garage door opening, the door and window openings, the roof and notes
• The incomplete floor plan showing the walls, position of the doors, windows, fixture and electrical layout
• The incomplete foundation and external wall detail of the garage and of the washroom
• Room designations and floor finishes
• Atable of electrical symbols
• A table of rainwater items
• A table ofthe fixture
• Adoor and window schedule
• A table of roof components
• The incomplete floor plan of the new garage and washroom drawn to scale 1:50 on page 6

Instructions:

Answer this question on page 6

4.1 Using the given incomplete floor plan, draw, in first-angle orthographic projection and to scale 1:50, the following views of the new garage and washroom:

4.1.1 THE COMPLETE FLOOR PLAN

Add the following features on the drawing:

• ALL doors and windows
• The fixture as indicated by the abbreviation
• ALL electrical fittings as indicated by numbers
• ALL hatching detail

4.1.2 THE COMPLETE SOUTH-EAST ELEVATION 

Show the following features on the drawing:

• The outside walls, door and window detail
• The roof detail, including the fascia boards, bargeboards, gutters, rainwater down-pipe and gulley
• The finished floor level

4.2 In the space provided, draw, to scale 1:20 a DETAILED SECTION on cutting plane A-A of the area in the ellipse shown on the incomplete floor plan.

Show the following features on the drawing:

• The complete foundation and external wall detail
• The window detail, with a DOUBLE intel
• The roof detail, including the fascia board and gutter
• ALL features and fixtures to the right of the section
• ALL hatching detail. ONLY the substructure hatching may be drawn in neat freehand

 Label the following:

• The south-east elevation
• The room designations and floor finishes
• Using the correct abbreviations, label the following features in the correct view: ground level, finished floor level and damp-proof course

NOTE:

• Planning is essential
• ALL drawing must comply with the guidelines and graphical symbols as contained in the SANS 10143